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1 | #! /bin/sh |
2 | # Common stub for a few missing GNU programs while installing. |
3 | |
4 | scriptversion=2005-06-08.21 |
5 | |
6 | # Copyright (C) 1996, 1997, 1999, 2000, 2002, 2003, 2004, 2005 |
7 | # Free Software Foundation, Inc. |
8 | # Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996. |
9 | |
10 | # This program is free software; you can redistribute it and/or modify |
11 | # it under the terms of the GNU General Public License as published by |
12 | # the Free Software Foundation; either version 2, or (at your option) |
13 | # any later version. |
14 | |
15 | # This program is distributed in the hope that it will be useful, |
16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
18 | # GNU General Public License for more details. |
19 | |
20 | # You should have received a copy of the GNU General Public License |
21 | # along with this program; if not, write to the Free Software |
22 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
23 | # 02110-1301, USA. |
24 | |
25 | # As a special exception to the GNU General Public License, if you |
26 | # distribute this file as part of a program that contains a |
27 | # configuration script generated by Autoconf, you may include it under |
28 | # the same distribution terms that you use for the rest of that program. |
29 | |
30 | if test $# -eq 0; then |
31 | echo 1>&2 "Try \`$0 --help' for more information" |
32 | exit 1 |
33 | fi |
34 | |
35 | run=: |
36 | |
37 | # In the cases where this matters, `missing' is being run in the |
38 | # srcdir already. |
39 | if test -f configure.ac; then |
40 | configure_ac=configure.ac |
41 | else |
42 | configure_ac=configure.in |
43 | fi |
44 | |
45 | msg="missing on your system" |
46 | |
47 | case "$1" in |
48 | --run) |
49 | # Try to run requested program, and just exit if it succeeds. |
50 | run= |
51 | shift |
52 | "$@" && exit 0 |
53 | # Exit code 63 means version mismatch. This often happens |
54 | # when the user try to use an ancient version of a tool on |
55 | # a file that requires a minimum version. In this case we |
56 | # we should proceed has if the program had been absent, or |
57 | # if --run hadn't been passed. |
58 | if test $? = 63; then |
59 | run=: |
60 | msg="probably too old" |
61 | fi |
62 | ;; |
63 | |
64 | -h|--h|--he|--hel|--help) |
65 | echo "\ |
66 | $0 [OPTION]... PROGRAM [ARGUMENT]... |
67 | |
68 | Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an |
69 | error status if there is no known handling for PROGRAM. |
70 | |
71 | Options: |
72 | -h, --help display this help and exit |
73 | -v, --version output version information and exit |
74 | --run try to run the given command, and emulate it if it fails |
75 | |
76 | Supported PROGRAM values: |
77 | aclocal touch file \`aclocal.m4' |
78 | autoconf touch file \`configure' |
79 | autoheader touch file \`config.h.in' |
80 | automake touch all \`Makefile.in' files |
81 | bison create \`y.tab.[ch]', if possible, from existing .[ch] |
82 | flex create \`lex.yy.c', if possible, from existing .c |
83 | help2man touch the output file |
84 | lex create \`lex.yy.c', if possible, from existing .c |
85 | makeinfo touch the output file |
86 | tar try tar, gnutar, gtar, then tar without non-portable flags |
87 | yacc create \`y.tab.[ch]', if possible, from existing .[ch] |
88 | |
89 | Send bug reports to <bug-automake@gnu.org>." |
90 | exit $? |
91 | ;; |
92 | |
93 | -v|--v|--ve|--ver|--vers|--versi|--versio|--version) |
94 | echo "missing $scriptversion (GNU Automake)" |
95 | exit $? |
96 | ;; |
97 | |
98 | -*) |
99 | echo 1>&2 "$0: Unknown \`$1' option" |
100 | echo 1>&2 "Try \`$0 --help' for more information" |
101 | exit 1 |
102 | ;; |
103 | |
104 | esac |
105 | |
106 | # Now exit if we have it, but it failed. Also exit now if we |
107 | # don't have it and --version was passed (most likely to detect |
108 | # the program). |
109 | case "$1" in |
110 | lex|yacc) |
111 | # Not GNU programs, they don't have --version. |
112 | ;; |
113 | |
114 | tar) |
115 | if test -n "$run"; then |
116 | echo 1>&2 "ERROR: \`tar' requires --run" |
117 | exit 1 |
118 | elif test "x$2" = "x--version" || test "x$2" = "x--help"; then |
119 | exit 1 |
120 | fi |
121 | ;; |
122 | |
123 | *) |
124 | if test -z "$run" && ($1 --version) > /dev/null 2>&1; then |
125 | # We have it, but it failed. |
126 | exit 1 |
127 | elif test "x$2" = "x--version" || test "x$2" = "x--help"; then |
128 | # Could not run --version or --help. This is probably someone |
129 | # running `$TOOL --version' or `$TOOL --help' to check whether |
130 | # $TOOL exists and not knowing $TOOL uses missing. |
131 | exit 1 |
132 | fi |
133 | ;; |
134 | esac |
135 | |
136 | # If it does not exist, or fails to run (possibly an outdated version), |
137 | # try to emulate it. |
138 | case "$1" in |
139 | aclocal*) |
140 | echo 1>&2 "\ |
141 | WARNING: \`$1' is $msg. You should only need it if |
142 | you modified \`acinclude.m4' or \`${configure_ac}'. You might want |
143 | to install the \`Automake' and \`Perl' packages. Grab them from |
144 | any GNU archive site." |
145 | touch aclocal.m4 |
146 | ;; |
147 | |
148 | autoconf) |
149 | echo 1>&2 "\ |
150 | WARNING: \`$1' is $msg. You should only need it if |
151 | you modified \`${configure_ac}'. You might want to install the |
152 | \`Autoconf' and \`GNU m4' packages. Grab them from any GNU |
153 | archive site." |
154 | touch configure |
155 | ;; |
156 | |
157 | autoheader) |
158 | echo 1>&2 "\ |
159 | WARNING: \`$1' is $msg. You should only need it if |
160 | you modified \`acconfig.h' or \`${configure_ac}'. You might want |
161 | to install the \`Autoconf' and \`GNU m4' packages. Grab them |
162 | from any GNU archive site." |
163 | files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' ${configure_ac}` |
164 | test -z "$files" && files="config.h" |
165 | touch_files= |
166 | for f in $files; do |
167 | case "$f" in |
168 | *:*) touch_files="$touch_files "`echo "$f" | |
169 | sed -e 's/^[^:]*://' -e 's/:.*//'`;; |
170 | *) touch_files="$touch_files $f.in";; |
171 | esac |
172 | done |
173 | touch $touch_files |
174 | ;; |
175 | |
176 | automake*) |
177 | echo 1>&2 "\ |
178 | WARNING: \`$1' is $msg. You should only need it if |
179 | you modified \`Makefile.am', \`acinclude.m4' or \`${configure_ac}'. |
180 | You might want to install the \`Automake' and \`Perl' packages. |
181 | Grab them from any GNU archive site." |
182 | find . -type f -name Makefile.am -print | |
183 | sed 's/\.am$/.in/' | |
184 | while read f; do touch "$f"; done |
185 | ;; |
186 | |
187 | autom4te) |
188 | echo 1>&2 "\ |
189 | WARNING: \`$1' is needed, but is $msg. |
190 | You might have modified some files without having the |
191 | proper tools for further handling them. |
192 | You can get \`$1' as part of \`Autoconf' from any GNU |
193 | archive site." |
194 | |
195 | file=`echo "$*" | sed -n 's/.*--output[ =]*\([^ ]*\).*/\1/p'` |
196 | test -z "$file" && file=`echo "$*" | sed -n 's/.*-o[ ]*\([^ ]*\).*/\1/p'` |
197 | if test -f "$file"; then |
198 | touch $file |
199 | else |
200 | test -z "$file" || exec >$file |
201 | echo "#! /bin/sh" |
202 | echo "# Created by GNU Automake missing as a replacement of" |
203 | echo "# $ $@" |
204 | echo "exit 0" |
205 | chmod +x $file |
206 | exit 1 |
207 | fi |
208 | ;; |
209 | |
210 | bison|yacc) |
211 | echo 1>&2 "\ |
212 | WARNING: \`$1' $msg. You should only need it if |
213 | you modified a \`.y' file. You may need the \`Bison' package |
214 | in order for those modifications to take effect. You can get |
215 | \`Bison' from any GNU archive site." |
216 | rm -f y.tab.c y.tab.h |
217 | if [ $# -ne 1 ]; then |
218 | eval LASTARG="\${$#}" |
219 | case "$LASTARG" in |
220 | *.y) |
221 | SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'` |
222 | if [ -f "$SRCFILE" ]; then |
223 | cp "$SRCFILE" y.tab.c |
224 | fi |
225 | SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'` |
226 | if [ -f "$SRCFILE" ]; then |
227 | cp "$SRCFILE" y.tab.h |
228 | fi |
229 | ;; |
230 | esac |
231 | fi |
232 | if [ ! -f y.tab.h ]; then |
233 | echo >y.tab.h |
234 | fi |
235 | if [ ! -f y.tab.c ]; then |
236 | echo 'main() { return 0; }' >y.tab.c |
237 | fi |
238 | ;; |
239 | |
240 | lex|flex) |
241 | echo 1>&2 "\ |
242 | WARNING: \`$1' is $msg. You should only need it if |
243 | you modified a \`.l' file. You may need the \`Flex' package |
244 | in order for those modifications to take effect. You can get |
245 | \`Flex' from any GNU archive site." |
246 | rm -f lex.yy.c |
247 | if [ $# -ne 1 ]; then |
248 | eval LASTARG="\${$#}" |
249 | case "$LASTARG" in |
250 | *.l) |
251 | SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'` |
252 | if [ -f "$SRCFILE" ]; then |
253 | cp "$SRCFILE" lex.yy.c |
254 | fi |
255 | ;; |
256 | esac |
257 | fi |
258 | if [ ! -f lex.yy.c ]; then |
259 | echo 'main() { return 0; }' >lex.yy.c |
260 | fi |
261 | ;; |
262 | |
263 | help2man) |
264 | echo 1>&2 "\ |
265 | WARNING: \`$1' is $msg. You should only need it if |
266 | you modified a dependency of a manual page. You may need the |
267 | \`Help2man' package in order for those modifications to take |
268 | effect. You can get \`Help2man' from any GNU archive site." |
269 | |
270 | file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'` |
271 | if test -z "$file"; then |
272 | file=`echo "$*" | sed -n 's/.*--output=\([^ ]*\).*/\1/p'` |
273 | fi |
274 | if [ -f "$file" ]; then |
275 | touch $file |
276 | else |
277 | test -z "$file" || exec >$file |
278 | echo ".ab help2man is required to generate this page" |
279 | exit 1 |
280 | fi |
281 | ;; |
282 | |
283 | makeinfo) |
284 | echo 1>&2 "\ |
285 | WARNING: \`$1' is $msg. You should only need it if |
286 | you modified a \`.texi' or \`.texinfo' file, or any other file |
287 | indirectly affecting the aspect of the manual. The spurious |
288 | call might also be the consequence of using a buggy \`make' (AIX, |
289 | DU, IRIX). You might want to install the \`Texinfo' package or |
290 | the \`GNU make' package. Grab either from any GNU archive site." |
291 | # The file to touch is that specified with -o ... |
292 | file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'` |
293 | if test -z "$file"; then |
294 | # ... or it is the one specified with @setfilename ... |
295 | infile=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'` |
296 | file=`sed -n '/^@setfilename/ { s/.* \([^ ]*\) *$/\1/; p; q; }' $infile` |
297 | # ... or it is derived from the source name (dir/f.texi becomes f.info) |
298 | test -z "$file" && file=`echo "$infile" | sed 's,.*/,,;s,.[^.]*$,,'`.info |
299 | fi |
300 | # If the file does not exist, the user really needs makeinfo; |
301 | # let's fail without touching anything. |
302 | test -f $file || exit 1 |
303 | touch $file |
304 | ;; |
305 | |
306 | tar) |
307 | shift |
308 | |
309 | # We have already tried tar in the generic part. |
310 | # Look for gnutar/gtar before invocation to avoid ugly error |
311 | # messages. |
312 | if (gnutar --version > /dev/null 2>&1); then |
313 | gnutar "$@" && exit 0 |
314 | fi |
315 | if (gtar --version > /dev/null 2>&1); then |
316 | gtar "$@" && exit 0 |
317 | fi |
318 | firstarg="$1" |
319 | if shift; then |
320 | case "$firstarg" in |
321 | *o*) |
322 | firstarg=`echo "$firstarg" | sed s/o//` |
323 | tar "$firstarg" "$@" && exit 0 |
324 | ;; |
325 | esac |
326 | case "$firstarg" in |
327 | *h*) |
328 | firstarg=`echo "$firstarg" | sed s/h//` |
329 | tar "$firstarg" "$@" && exit 0 |
330 | ;; |
331 | esac |
332 | fi |
333 | |
334 | echo 1>&2 "\ |
335 | WARNING: I can't seem to be able to run \`tar' with the given arguments. |
336 | You may want to install GNU tar or Free paxutils, or check the |
337 | command line arguments." |
338 | exit 1 |
339 | ;; |
340 | |
341 | *) |
342 | echo 1>&2 "\ |
343 | WARNING: \`$1' is needed, and is $msg. |
344 | You might have modified some files without having the |
345 | proper tools for further handling them. Check the \`README' file, |
346 | it often tells you about the needed prerequisites for installing |
347 | this package. You may also peek at any GNU archive site, in case |
348 | some other package would contain this missing \`$1' program." |
349 | exit 1 |
350 | ;; |
351 | esac |
352 | |
353 | exit 0 |
354 | |
355 | # Local variables: |
356 | # eval: (add-hook 'write-file-hooks 'time-stamp) |
357 | # time-stamp-start: "scriptversion=" |
358 | # time-stamp-format: "%:y-%02m-%02d.%02H" |
359 | # time-stamp-end: "$" |
360 | # End: |